1.4-ply active carbon mask
2.Size: 17.5*9.5cm
3.Certification: ISO9001, CE
4.BFE>95%
5.Color: white, green, blue, etc

>Spp mask loaded with active carbon pre-filter,breathe well

>Protection against airborne particles and bad odor

>Meet B.F.E. 99%

>Special 4 layer pleated design

>Regular:SPP 18/40/20/25g.

>Size:17.5*9.5cm

>Color:white,green,blue,etc

>Nose line:full plastic or aluminium strip